EP3951327A4 - Measuring device, measuring system, measuring method and program - Google Patents

Measuring device, measuring system, measuring method and program Download PDF

Info

Publication number
EP3951327A4
EP3951327A4 EP20782573.8A EP20782573A EP3951327A4 EP 3951327 A4 EP3951327 A4 EP 3951327A4 EP 20782573 A EP20782573 A EP 20782573A EP 3951327 A4 EP3951327 A4 EP 3951327A4
Authority
EP
European Patent Office
Prior art keywords
measuring
program
measuring device
measuring method
measuring system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20782573.8A
Other languages
German (de)
French (fr)
Other versions
EP3951327A1 (en
Inventor
Shougo MATSUNAGA
Keisuke Toda
Hiroshige Itou
Naoki HORINOUCHI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kyocera Corp filed Critical Kyocera Corp
Publication of EP3951327A1 publication Critical patent/EP3951327A1/en
Publication of EP3951327A4 publication Critical patent/EP3951327A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0285—Measuring or recording phase velocity of blood waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/661—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/663—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/14—Casings, e.g. of special material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hematology (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Electromagnetism (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Multimedia (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
EP20782573.8A 2019-03-29 2020-03-26 Measuring device, measuring system, measuring method and program Withdrawn EP3951327A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019068194 2019-03-29
JP2019178839 2019-09-30
PCT/JP2020/013640 WO2020203637A1 (en) 2019-03-29 2020-03-26 Measuring device, measuring system, measuring method and program

Publications (2)

Publication Number Publication Date
EP3951327A1 EP3951327A1 (en) 2022-02-09
EP3951327A4 true EP3951327A4 (en) 2023-04-05

Family

ID=72668276

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20782573.8A Withdrawn EP3951327A4 (en) 2019-03-29 2020-03-26 Measuring device, measuring system, measuring method and program

Country Status (5)

Country Link
US (1) US20220039675A1 (en)
EP (1) EP3951327A4 (en)
JP (1) JP7386849B2 (en)
CN (1) CN113597536A (en)
WO (1) WO2020203637A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112964901B (en) * 2021-02-07 2022-03-29 中南大学 Fluid flow velocity measuring device based on terahertz high-speed echo effect

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008278993A (en) * 2007-05-09 2008-11-20 Nippon Telegr & Teleph Corp <Ntt> Biological information measuring device
JP2016027337A (en) * 2015-09-03 2016-02-18 パイオニア株式会社 Fluid evaluating apparatus, and method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60203235A (en) * 1984-03-28 1985-10-14 キヤノン株式会社 Laser speckle blood flow meter
JPS60203236A (en) * 1984-03-28 1985-10-14 キヤノン株式会社 Laser speckle blood flow meter
JP3844629B2 (en) * 1998-11-20 2006-11-15 富士写真フイルム株式会社 Blood vessel imaging device
JP4169504B2 (en) * 2001-10-26 2008-10-22 東京電力株式会社 Doppler type ultrasonic flowmeter
JP2008309753A (en) * 2007-06-18 2008-12-25 Tokiko Techno Kk Flowmeter
US9237856B2 (en) * 2010-06-24 2016-01-19 Pioneer Corporation Light detecting apparatus and fluid measuring apparatus
JP5897812B2 (en) * 2011-03-31 2016-03-30 パイオニア株式会社 Photodetector and fluid measuring device
JP6176054B2 (en) * 2013-10-19 2017-08-09 ウシオ電機株式会社 Droplet flow observation method and droplet flow observation apparatus
CN105078441A (en) * 2015-09-23 2015-11-25 广州医软智能科技有限公司 Human microcirculation blood perfusion detecting instrument and method
JP6546128B2 (en) * 2016-07-15 2019-07-17 日本電信電話株式会社 Fluid measurement device and method
JP2018197732A (en) * 2017-05-25 2018-12-13 日本電信電話株式会社 Fluid measurement device
WO2019035175A1 (en) * 2017-08-15 2019-02-21 オリンパス株式会社 Blood vessel recognition method and blood vessel recognition device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008278993A (en) * 2007-05-09 2008-11-20 Nippon Telegr & Teleph Corp <Ntt> Biological information measuring device
JP2016027337A (en) * 2015-09-03 2016-02-18 パイオニア株式会社 Fluid evaluating apparatus, and method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020203637A1 *

Also Published As

Publication number Publication date
WO2020203637A1 (en) 2020-10-08
JP7386849B2 (en) 2023-11-27
JPWO2020203637A1 (en) 2020-10-08
US20220039675A1 (en) 2022-02-10
EP3951327A1 (en) 2022-02-09
CN113597536A (en) 2021-11-02

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